<%@ page language="java" contentType="text/html; charset=UTF-8"
 pageEncoding="UTF-8" isELIgnored="false"%>
 
<div style="margin:0px auto; width:500px">
 
<form action="updateCategory" method="post">
 
name: <input name="name" value="${c.name}"> <br>
 
<input name="id" type="hidden" value="${c.id}">
<button type="submit">提交</button>
 
</form>
</div>